Definition of quotidian

< quotha

quotient >

quo·tid·i·an    (kw-td-n) KEY 

ADJECTIVE:

1. Everyday; commonplace: "There's nothing quite like a real . . . train conductor to add color to a quotidian commute" (Anita Diamant).
2. Recurring daily. Used especially of attacks of malaria.

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ETYMOLOGY:
Middle English cotidien, from Old French, from Latin qutdinus, from qutdi, each day : quot, how many, as many as; see k^wo- in Indo-European roots + di, ablative of dis, day; see dyeu- in Indo-European roots